September weather in Clio, MI
The average temperature in Clio in September is 61.7°F (50.7°F–72.7°F). Average precipitation: 2.88 inches.
September is a fall month in Clio, and is warmer than the annual average of 47.5°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 17m. For travel, September is one of the best months of the year to visit.
Avg High
72.7°F
Avg Low
50.7°F
Precipitation
2.88 in
Daylight
12h 17m
September records in Clio
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.9°F (2010) | 43.0°F (2009) | 0.32 in (1989) |
| September 2 | 88.0°F (2010) | 41.0°F (2017) | 0.91 in (2010) |
| September 3 | 91.9°F (2011) | 44.1°F (2017) | 0.30 in (1993) |
| September 4 | 88.0°F (2011) | 46.0°F (2024) | 1.98 in (1981) |
| September 5 | 89.1°F (2018) | 46.0°F (2010) | 0.78 in (1983) |
| September 6 | 90.0°F (2014) | 44.1°F (2017) | 7.45 in (1985) |
| September 7 | 90.0°F (2016) | 39.9°F (2025) | 2.02 in (1990) |
| September 8 | 90.0°F (2016) | 37.9°F (2025) | 1.78 in (2012) |
| September 9 | 84.9°F (2015) | 37.9°F (2017) | 1.29 in (1989) |
| September 10 | 82.9°F (2005) | 39.0°F (2017) | 1.84 in (1997) |
| September 11 | 93.0°F (2013) | 41.0°F (2017) | 2.60 in (1986) |
| September 12 | 88.0°F (2005) | 42.1°F (2007) | 1.62 in (2019) |
| September 13 | 87.1°F (2005) | 44.1°F (2007) | 1.54 in (1984) |
| September 14 | 81.0°F (2012) | 37.0°F (2013) | 1.98 in (2008) |
| September 15 | 86.0°F (2021) | 37.9°F (2011) | 2.53 in (2008) |
| September 16 | 84.0°F (2024) | 36.0°F (2007) | 1.13 in (1994) |
| September 17 | 84.0°F (2018) | 34.0°F (2013) | 1.37 in (1980) |
| September 18 | 84.9°F (2017) | 36.0°F (2013) | 0.67 in (2016) |
| September 19 | 84.9°F (2025) | 33.1°F (2020) | 0.62 in (1978) |
| September 20 | 82.9°F (2007) | 34.0°F (2020) | 0.70 in (1988) |
| September 21 | 87.1°F (2007) | 37.9°F (2020) | 0.48 in (2006) |
| September 22 | 91.0°F (2017) | 42.1°F (2020) | 3.77 in (2005) |
| September 23 | 91.0°F (2017) | 37.9°F (2012) | 2.51 in (2000) |
| September 24 | 91.0°F (2017) | 36.0°F (2012) | 0.73 in (1985) |
| September 25 | 91.0°F (2017) | 37.9°F (2006) | 0.72 in (1994) |
| September 26 | 88.0°F (2017) | 42.1°F (2013) | 0.73 in (1994) |
| September 27 | 90.0°F (2017) | 33.1°F (2006) | 0.75 in (1981) |
| September 28 | 82.9°F (2025) | 43.0°F (2006) | 0.88 in (2019) |
| September 29 | 84.0°F (2025) | 37.0°F (2006) | 1.39 in (1986) |
| September 30 | 80.1°F (2025) | 36.0°F (2006) | 1.31 in (2008) |